Herpes Simplex Virus Type 1 (HSV-1), Type Specific Antibodies, IgG Labcorp test 164897

This test measures specific IgG antibodies in your blood that your immune system creates after being exposed to Herpes Simplex Virus Type 1 (HSV-1). It helps show whether you have carried this virus in the past, which is frequently the cause of cold sores around the mouth.